402810772

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1061}}^1$

素因数の和:1241

約数の個数: 72

約数和(自身を含む): 889849800

約数和(自身を除く): 487039028

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 149, 182, 196, 298, 364, 596, 637, 1043, 1061, 1274, 1937, 2086, 2122, 2548, 3874, 4172, 4244, 7301, 7427, 7748, 13559, 13793, 14602, 14854, 27118, 27586, 29204, 29708, 51989, 54236, 55172, 94913, 96551, 103978, 158089, 189826, 193102, 207956, 316178, 379652, 386204, 632356, 675857, 1106623, 1351714, 2055157, 2213246, 2703428, 4110314, 4426492, 7746361, 8220628, 14386099, 15492722, 28772198, 30985444, 57544396, 100702693, 201405386, 402810772]

約数ペア:

[(1, 402810772), (2, 201405386), (4, 100702693), (7, 57544396), (13, 30985444), (14, 28772198), (26, 15492722), (28, 14386099), (49, 8220628), (52, 7746361), (91, 4426492), (98, 4110314), (149, 2703428), (182, 2213246), (196, 2055157), (298, 1351714), (364, 1106623), (596, 675857), (637, 632356), (1043, 386204), (1061, 379652), (1274, 316178), (1937, 207956), (2086, 193102), (2122, 189826), (2548, 158089), (3874, 103978), (4172, 96551), (4244, 94913), (7301, 55172), (7427, 54236), (7748, 51989), (13559, 29708), (13793, 29204), (14602, 27586), (14854, 27118)]