313321788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1061}}^1$

素因数の和:1715

約数の個数: 72

約数和(自身を含む): 855088416

約数和(自身を除く): 541766628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 631, 1061, 1262, 1893, 2122, 2524, 3183, 3786, 4244, 5679, 6366, 7572, 8203, 9549, 11358, 12732, 13793, 16406, 19098, 22716, 24609, 27586, 32812, 38196, 41379, 49218, 55172, 73827, 82758, 98436, 124137, 147654, 165516, 248274, 295308, 496548, 669491, 1338982, 2008473, 2677964, 4016946, 6025419, 8033892, 8703383, 12050838, 17406766, 24101676, 26110149, 34813532, 52220298, 78330447, 104440596, 156660894, 313321788]

約数ペア:

[(1, 313321788), (2, 156660894), (3, 104440596), (4, 78330447), (6, 52220298), (9, 34813532), (12, 26110149), (13, 24101676), (18, 17406766), (26, 12050838), (36, 8703383), (39, 8033892), (52, 6025419), (78, 4016946), (117, 2677964), (156, 2008473), (234, 1338982), (468, 669491), (631, 496548), (1061, 295308), (1262, 248274), (1893, 165516), (2122, 147654), (2524, 124137), (3183, 98436), (3786, 82758), (4244, 73827), (5679, 55172), (6366, 49218), (7572, 41379), (8203, 38196), (9549, 32812), (11358, 27586), (12732, 24609), (13793, 22716), (16406, 19098)]