168804812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 331124640

約数和(自身を除く): 162319828

約数列:

[1, 2, 4, 11, 22, 44, 61, 109, 122, 218, 244, 436, 577, 671, 1154, 1199, 1342, 2308, 2398, 2684, 4796, 6347, 6649, 12694, 13298, 25388, 26596, 35197, 62893, 70394, 73139, 125786, 140788, 146278, 251572, 292556, 387167, 691823, 774334, 1383646, 1548668, 2767292, 3836473, 7672946, 15345892, 42201203, 84402406, 168804812]

約数ペア:

[(1, 168804812), (2, 84402406), (4, 42201203), (11, 15345892), (22, 7672946), (44, 3836473), (61, 2767292), (109, 1548668), (122, 1383646), (218, 774334), (244, 691823), (436, 387167), (577, 292556), (671, 251572), (1154, 146278), (1199, 140788), (1342, 125786), (2308, 73139), (2398, 70394), (2684, 62893), (4796, 35197), (6347, 26596), (6649, 25388), (12694, 13298)]