287571996

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{1543}}^1$

素因数の和:1751

約数の個数: 72

約数和(自身を含む): 755349504

約数和(自身を除く): 467777508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 167, 186, 279, 334, 372, 501, 558, 668, 1002, 1116, 1503, 1543, 2004, 3006, 3086, 4629, 5177, 6012, 6172, 9258, 10354, 13887, 15531, 18516, 20708, 27774, 31062, 46593, 47833, 55548, 62124, 93186, 95666, 143499, 186372, 191332, 257681, 286998, 430497, 515362, 573996, 773043, 860994, 1030724, 1546086, 1721988, 2319129, 3092172, 4638258, 7988111, 9276516, 15976222, 23964333, 31952444, 47928666, 71892999, 95857332, 143785998, 287571996]

約数ペア:

[(1, 287571996), (2, 143785998), (3, 95857332), (4, 71892999), (6, 47928666), (9, 31952444), (12, 23964333), (18, 15976222), (31, 9276516), (36, 7988111), (62, 4638258), (93, 3092172), (124, 2319129), (167, 1721988), (186, 1546086), (279, 1030724), (334, 860994), (372, 773043), (501, 573996), (558, 515362), (668, 430497), (1002, 286998), (1116, 257681), (1503, 191332), (1543, 186372), (2004, 143499), (3006, 95666), (3086, 93186), (4629, 62124), (5177, 55548), (6012, 47833), (6172, 46593), (9258, 31062), (10354, 27774), (13887, 20708), (15531, 18516)]