31844475

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 66662400

約数和(自身を除く): 34817925

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 39, 45, 57, 65, 75, 95, 117, 135, 171, 191, 195, 225, 247, 285, 325, 351, 475, 513, 573, 585, 675, 741, 855, 955, 975, 1235, 1425, 1719, 1755, 2223, 2483, 2565, 2865, 2925, 3629, 3705, 4275, 4775, 5157, 6175, 6669, 7449, 8595, 8775, 10887, 11115, 12415, 12825, 14325, 18145, 18525, 22347, 25785, 32661, 33345, 37245, 42975, 47177, 54435, 55575, 62075, 67041, 90725, 97983, 111735, 128925, 141531, 163305, 166725, 186225, 235885, 272175, 335205, 424593, 489915, 558675, 707655, 816525, 1179425, 1273779, 1676025, 2122965, 2449575, 3538275, 6368895, 10614825, 31844475]

約数ペア:

[(1, 31844475), (3, 10614825), (5, 6368895), (9, 3538275), (13, 2449575), (15, 2122965), (19, 1676025), (25, 1273779), (27, 1179425), (39, 816525), (45, 707655), (57, 558675), (65, 489915), (75, 424593), (95, 335205), (117, 272175), (135, 235885), (171, 186225), (191, 166725), (195, 163305), (225, 141531), (247, 128925), (285, 111735), (325, 97983), (351, 90725), (475, 67041), (513, 62075), (573, 55575), (585, 54435), (675, 47177), (741, 42975), (855, 37245), (955, 33345), (975, 32661), (1235, 25785), (1425, 22347), (1719, 18525), (1755, 18145), (2223, 14325), (2483, 12825), (2565, 12415), (2865, 11115), (2925, 10887), (3629, 8775), (3705, 8595), (4275, 7449), (4775, 6669), (5157, 6175)]