23126285

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 35680176

約数和(自身を除く): 12553891

約数列:

[1, 5, 7, 13, 35, 49, 53, 65, 91, 137, 245, 265, 371, 455, 637, 685, 689, 959, 1781, 1855, 2597, 3185, 3445, 4795, 4823, 6713, 7261, 8905, 12467, 12985, 24115, 33565, 33761, 36305, 50827, 62335, 87269, 94393, 168805, 254135, 355789, 436345, 471965, 660751, 1778945, 3303755, 4625257, 23126285]

約数ペア:

[(1, 23126285), (5, 4625257), (7, 3303755), (13, 1778945), (35, 660751), (49, 471965), (53, 436345), (65, 355789), (91, 254135), (137, 168805), (245, 94393), (265, 87269), (371, 62335), (455, 50827), (637, 36305), (685, 33761), (689, 33565), (959, 24115), (1781, 12985), (1855, 12467), (2597, 8905), (3185, 7261), (3445, 6713), (4795, 4823)]