38993878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 77552640

約数和(自身を除く): 38558762

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 101, 109, 154, 161, 202, 218, 253, 322, 506, 707, 763, 1111, 1199, 1414, 1526, 1771, 2222, 2323, 2398, 2507, 3542, 4646, 5014, 7777, 8393, 11009, 15554, 16261, 16786, 17549, 22018, 25553, 27577, 32522, 35098, 51106, 55154, 77063, 121099, 154126, 178871, 193039, 242198, 253207, 357742, 386078, 506414, 847693, 1695386, 1772449, 2785277, 3544898, 5570554, 19496939, 38993878]

約数ペア:

[(1, 38993878), (2, 19496939), (7, 5570554), (11, 3544898), (14, 2785277), (22, 1772449), (23, 1695386), (46, 847693), (77, 506414), (101, 386078), (109, 357742), (154, 253207), (161, 242198), (202, 193039), (218, 178871), (253, 154126), (322, 121099), (506, 77063), (707, 55154), (763, 51106), (1111, 35098), (1199, 32522), (1414, 27577), (1526, 25553), (1771, 22018), (2222, 17549), (2323, 16786), (2398, 16261), (2507, 15554), (3542, 11009), (4646, 8393), (5014, 7777)]