399973896

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2341}}^1$

素因数の和:2476

約数の個数: 128

約数和(自身を含む): 1281542400

約数和(自身を除く): 881568504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 113, 126, 168, 189, 216, 226, 252, 339, 378, 452, 504, 678, 756, 791, 904, 1017, 1356, 1512, 1582, 2034, 2341, 2373, 2712, 3051, 3164, 4068, 4682, 4746, 6102, 6328, 7023, 7119, 8136, 9364, 9492, 12204, 14046, 14238, 16387, 18728, 18984, 21069, 21357, 24408, 28092, 28476, 32774, 42138, 42714, 49161, 56184, 56952, 63207, 65548, 84276, 85428, 98322, 126414, 131096, 147483, 168552, 170856, 196644, 252828, 264533, 294966, 393288, 442449, 505656, 529066, 589932, 793599, 884898, 1058132, 1179864, 1587198, 1769796, 1851731, 2116264, 2380797, 3174396, 3539592, 3703462, 4761594, 5555193, 6348792, 7142391, 7406924, 9523188, 11110386, 14284782, 14813848, 16665579, 19046376, 22220772, 28569564, 33331158, 44441544, 49996737, 57139128, 66662316, 99993474, 133324632, 199986948, 399973896]

約数ペア:

[(1, 399973896), (2, 199986948), (3, 133324632), (4, 99993474), (6, 66662316), (7, 57139128), (8, 49996737), (9, 44441544), (12, 33331158), (14, 28569564), (18, 22220772), (21, 19046376), (24, 16665579), (27, 14813848), (28, 14284782), (36, 11110386), (42, 9523188), (54, 7406924), (56, 7142391), (63, 6348792), (72, 5555193), (84, 4761594), (108, 3703462), (113, 3539592), (126, 3174396), (168, 2380797), (189, 2116264), (216, 1851731), (226, 1769796), (252, 1587198), (339, 1179864), (378, 1058132), (452, 884898), (504, 793599), (678, 589932), (756, 529066), (791, 505656), (904, 442449), (1017, 393288), (1356, 294966), (1512, 264533), (1582, 252828), (2034, 196644), (2341, 170856), (2373, 168552), (2712, 147483), (3051, 131096), (3164, 126414), (4068, 98322), (4682, 85428), (4746, 84276), (6102, 65548), (6328, 63207), (7023, 56952), (7119, 56184), (8136, 49161), (9364, 42714), (9492, 42138), (12204, 32774), (14046, 28476), (14238, 28092), (16387, 24408), (18728, 21357), (18984, 21069)]