248502618

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21673}}^1$

素因数の和:21708

約数の個数: 72

約数和(自身を含む): 674538228

約数和(自身を除く): 426035610

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 3822, 5733, 11466, 21673, 43346, 65019, 130038, 151711, 195057, 281749, 303422, 390114, 455133, 563498, 845247, 910266, 1061977, 1365399, 1690494, 1972243, 2123954, 2535741, 2730798, 3185931, 3944486, 5071482, 5916729, 6371862, 9557793, 11833458, 13805701, 17750187, 19115586, 27611402, 35500374, 41417103, 82834206, 124251309, 248502618]

約数ペア:

[(1, 248502618), (2, 124251309), (3, 82834206), (6, 41417103), (7, 35500374), (9, 27611402), (13, 19115586), (14, 17750187), (18, 13805701), (21, 11833458), (26, 9557793), (39, 6371862), (42, 5916729), (49, 5071482), (63, 3944486), (78, 3185931), (91, 2730798), (98, 2535741), (117, 2123954), (126, 1972243), (147, 1690494), (182, 1365399), (234, 1061977), (273, 910266), (294, 845247), (441, 563498), (546, 455133), (637, 390114), (819, 303422), (882, 281749), (1274, 195057), (1638, 151711), (1911, 130038), (3822, 65019), (5733, 43346), (11466, 21673)]