28977052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 58172800

約数和(自身を除く): 29195748

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 139, 211, 247, 278, 422, 494, 556, 844, 988, 1807, 2641, 2743, 3614, 4009, 5282, 5486, 7228, 8018, 10564, 10972, 16036, 29329, 34333, 52117, 58658, 68666, 104234, 117316, 137332, 208468, 381277, 557251, 762554, 1114502, 1525108, 2229004, 7244263, 14488526, 28977052]

約数ペア:

[(1, 28977052), (2, 14488526), (4, 7244263), (13, 2229004), (19, 1525108), (26, 1114502), (38, 762554), (52, 557251), (76, 381277), (139, 208468), (211, 137332), (247, 117316), (278, 104234), (422, 68666), (494, 58658), (556, 52117), (844, 34333), (988, 29329), (1807, 16036), (2641, 10972), (2743, 10564), (3614, 8018), (4009, 7228), (5282, 5486)]