31419882

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 79672320

約数和(自身を除く): 48252438

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 37, 38, 39, 57, 74, 78, 111, 114, 117, 171, 191, 222, 234, 247, 333, 342, 382, 481, 494, 573, 666, 703, 741, 962, 1146, 1406, 1443, 1482, 1719, 2109, 2223, 2483, 2886, 3438, 3629, 4218, 4329, 4446, 4966, 6327, 7067, 7258, 7449, 8658, 9139, 10887, 12654, 14134, 14898, 18278, 21201, 21774, 22347, 27417, 32661, 42402, 44694, 47177, 54834, 63603, 65322, 82251, 91871, 94354, 127206, 134273, 141531, 164502, 183742, 268546, 275613, 283062, 402819, 424593, 551226, 805638, 826839, 849186, 1208457, 1653678, 1745549, 2416914, 3491098, 5236647, 10473294, 15709941, 31419882]

約数ペア:

[(1, 31419882), (2, 15709941), (3, 10473294), (6, 5236647), (9, 3491098), (13, 2416914), (18, 1745549), (19, 1653678), (26, 1208457), (37, 849186), (38, 826839), (39, 805638), (57, 551226), (74, 424593), (78, 402819), (111, 283062), (114, 275613), (117, 268546), (171, 183742), (191, 164502), (222, 141531), (234, 134273), (247, 127206), (333, 94354), (342, 91871), (382, 82251), (481, 65322), (494, 63603), (573, 54834), (666, 47177), (703, 44694), (741, 42402), (962, 32661), (1146, 27417), (1406, 22347), (1443, 21774), (1482, 21201), (1719, 18278), (2109, 14898), (2223, 14134), (2483, 12654), (2886, 10887), (3438, 9139), (3629, 8658), (4218, 7449), (4329, 7258), (4446, 7067), (4966, 6327)]