28703892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 80625664

約数和(自身を除く): 51921772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 73, 84, 93, 124, 146, 151, 186, 217, 219, 292, 302, 372, 434, 438, 453, 511, 604, 651, 868, 876, 906, 1022, 1057, 1302, 1533, 1812, 2044, 2114, 2263, 2604, 3066, 3171, 4228, 4526, 4681, 6132, 6342, 6789, 9052, 9362, 11023, 12684, 13578, 14043, 15841, 18724, 22046, 27156, 28086, 31682, 32767, 33069, 44092, 47523, 56172, 63364, 65534, 66138, 77161, 95046, 98301, 131068, 132276, 154322, 190092, 196602, 231483, 308644, 341713, 393204, 462966, 683426, 925932, 1025139, 1366852, 2050278, 2391991, 4100556, 4783982, 7175973, 9567964, 14351946, 28703892]

約数ペア:

[(1, 28703892), (2, 14351946), (3, 9567964), (4, 7175973), (6, 4783982), (7, 4100556), (12, 2391991), (14, 2050278), (21, 1366852), (28, 1025139), (31, 925932), (42, 683426), (62, 462966), (73, 393204), (84, 341713), (93, 308644), (124, 231483), (146, 196602), (151, 190092), (186, 154322), (217, 132276), (219, 131068), (292, 98301), (302, 95046), (372, 77161), (434, 66138), (438, 65534), (453, 63364), (511, 56172), (604, 47523), (651, 44092), (868, 33069), (876, 32767), (906, 31682), (1022, 28086), (1057, 27156), (1302, 22046), (1533, 18724), (1812, 15841), (2044, 14043), (2114, 13578), (2263, 12684), (2604, 11023), (3066, 9362), (3171, 9052), (4228, 6789), (4526, 6342), (4681, 6132)]