28814796

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 77837760

約数和(自身を除く): 49022964

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 197, 204, 239, 306, 394, 478, 591, 612, 717, 788, 956, 1182, 1434, 1773, 2151, 2364, 2868, 3349, 3546, 4063, 4302, 6698, 7092, 8126, 8604, 10047, 12189, 13396, 16252, 20094, 24378, 30141, 36567, 40188, 47083, 48756, 60282, 73134, 94166, 120564, 141249, 146268, 188332, 282498, 423747, 564996, 800411, 847494, 1600822, 1694988, 2401233, 3201644, 4802466, 7203699, 9604932, 14407398, 28814796]

約数ペア:

[(1, 28814796), (2, 14407398), (3, 9604932), (4, 7203699), (6, 4802466), (9, 3201644), (12, 2401233), (17, 1694988), (18, 1600822), (34, 847494), (36, 800411), (51, 564996), (68, 423747), (102, 282498), (153, 188332), (197, 146268), (204, 141249), (239, 120564), (306, 94166), (394, 73134), (478, 60282), (591, 48756), (612, 47083), (717, 40188), (788, 36567), (956, 30141), (1182, 24378), (1434, 20094), (1773, 16252), (2151, 13396), (2364, 12189), (2868, 10047), (3349, 8604), (3546, 8126), (4063, 7092), (4302, 6698)]