31361274

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:121

約数の個数: 108

約数和(自身を含む): 83882682

約数和(自身を除く): 52521408

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 37, 42, 49, 62, 63, 74, 93, 98, 111, 126, 147, 186, 217, 222, 259, 279, 294, 333, 434, 441, 518, 558, 651, 666, 777, 882, 961, 1147, 1302, 1519, 1554, 1813, 1922, 1953, 2294, 2331, 2883, 3038, 3441, 3626, 3906, 4557, 4662, 5439, 5766, 6727, 6882, 8029, 8649, 9114, 10323, 10878, 13454, 13671, 16058, 16317, 17298, 20181, 20646, 24087, 27342, 32634, 35557, 40362, 47089, 48174, 56203, 60543, 71114, 72261, 94178, 106671, 112406, 121086, 141267, 144522, 168609, 213342, 248899, 282534, 320013, 337218, 423801, 497798, 505827, 640026, 746697, 847602, 1011654, 1493394, 1742293, 2240091, 3484586, 4480182, 5226879, 10453758, 15680637, 31361274]

約数ペア:

[(1, 31361274), (2, 15680637), (3, 10453758), (6, 5226879), (7, 4480182), (9, 3484586), (14, 2240091), (18, 1742293), (21, 1493394), (31, 1011654), (37, 847602), (42, 746697), (49, 640026), (62, 505827), (63, 497798), (74, 423801), (93, 337218), (98, 320013), (111, 282534), (126, 248899), (147, 213342), (186, 168609), (217, 144522), (222, 141267), (259, 121086), (279, 112406), (294, 106671), (333, 94178), (434, 72261), (441, 71114), (518, 60543), (558, 56203), (651, 48174), (666, 47089), (777, 40362), (882, 35557), (961, 32634), (1147, 27342), (1302, 24087), (1519, 20646), (1554, 20181), (1813, 17298), (1922, 16317), (1953, 16058), (2294, 13671), (2331, 13454), (2883, 10878), (3038, 10323), (3441, 9114), (3626, 8649), (3906, 8029), (4557, 6882), (4662, 6727), (5439, 5766)]