193553703

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1667}}^1$

素因数の和:1796

約数の個数: 48

約数和(自身を含む): 340005120

約数和(自身を除く): 146451417

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 97, 133, 171, 291, 399, 679, 873, 1197, 1667, 1843, 2037, 5001, 5529, 6111, 11669, 12901, 15003, 16587, 31673, 35007, 38703, 95019, 105021, 116109, 161699, 221711, 285057, 485097, 665133, 1131893, 1455291, 1995399, 3072281, 3395679, 9216843, 10187037, 21505967, 27650529, 64517901, 193553703]

約数ペア:

[(1, 193553703), (3, 64517901), (7, 27650529), (9, 21505967), (19, 10187037), (21, 9216843), (57, 3395679), (63, 3072281), (97, 1995399), (133, 1455291), (171, 1131893), (291, 665133), (399, 485097), (679, 285057), (873, 221711), (1197, 161699), (1667, 116109), (1843, 105021), (2037, 95019), (5001, 38703), (5529, 35007), (6111, 31673), (11669, 16587), (12901, 15003)]