30431037

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 23759043

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 79, 83, 91, 119, 221, 237, 249, 273, 357, 553, 581, 663, 1027, 1079, 1343, 1411, 1547, 1659, 1743, 3081, 3237, 4029, 4233, 4641, 6557, 7189, 7553, 9401, 9877, 17459, 18343, 19671, 21567, 22659, 28203, 29631, 45899, 52377, 55029, 85241, 111469, 122213, 128401, 137697, 255723, 334407, 366639, 385203, 596687, 780283, 1449097, 1790061, 2340849, 4347291, 10143679, 30431037]

約数ペア:

[(1, 30431037), (3, 10143679), (7, 4347291), (13, 2340849), (17, 1790061), (21, 1449097), (39, 780283), (51, 596687), (79, 385203), (83, 366639), (91, 334407), (119, 255723), (221, 137697), (237, 128401), (249, 122213), (273, 111469), (357, 85241), (553, 55029), (581, 52377), (663, 45899), (1027, 29631), (1079, 28203), (1343, 22659), (1411, 21567), (1547, 19671), (1659, 18343), (1743, 17459), (3081, 9877), (3237, 9401), (4029, 7553), (4233, 7189), (4641, 6557)]