7240506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 18144000

約数和(自身を除く): 10903494

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 89, 91, 149, 178, 182, 267, 273, 298, 447, 534, 546, 623, 894, 1043, 1157, 1246, 1869, 1937, 2086, 2314, 3129, 3471, 3738, 3874, 5811, 6258, 6942, 8099, 11622, 13261, 13559, 16198, 24297, 26522, 27118, 39783, 40677, 48594, 79566, 81354, 92827, 172393, 185654, 278481, 344786, 517179, 556962, 1034358, 1206751, 2413502, 3620253, 7240506]

約数ペア:

[(1, 7240506), (2, 3620253), (3, 2413502), (6, 1206751), (7, 1034358), (13, 556962), (14, 517179), (21, 344786), (26, 278481), (39, 185654), (42, 172393), (78, 92827), (89, 81354), (91, 79566), (149, 48594), (178, 40677), (182, 39783), (267, 27118), (273, 26522), (298, 24297), (447, 16198), (534, 13559), (546, 13261), (623, 11622), (894, 8099), (1043, 6942), (1157, 6258), (1246, 5811), (1869, 3874), (1937, 3738), (2086, 3471), (2314, 3129)]