1628774847

素因数分解:

$3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 2805034752

約数和(自身を除く): 1176259905

約数列:

[1, 3, 7, 9, 21, 49, 61, 63, 147, 183, 191, 317, 427, 441, 549, 573, 951, 1281, 1337, 1719, 2219, 2853, 2989, 3843, 4011, 6657, 8967, 9359, 11651, 12033, 15533, 19337, 19971, 26901, 28077, 34953, 46599, 58011, 60547, 81557, 84231, 104859, 135359, 139797, 174033, 181641, 244671, 406077, 423829, 544923, 570899, 734013, 947513, 1218231, 1271487, 1712697, 2842539, 2966803, 3693367, 3814461, 5138091, 8527617, 8900409, 11080101, 25853569, 26701227, 33240303, 77560707, 180974983, 232682121, 542924949, 1628774847]

約数ペア:

[(1, 1628774847), (3, 542924949), (7, 232682121), (9, 180974983), (21, 77560707), (49, 33240303), (61, 26701227), (63, 25853569), (147, 11080101), (183, 8900409), (191, 8527617), (317, 5138091), (427, 3814461), (441, 3693367), (549, 2966803), (573, 2842539), (951, 1712697), (1281, 1271487), (1337, 1218231), (1719, 947513), (2219, 734013), (2853, 570899), (2989, 544923), (3843, 423829), (4011, 406077), (6657, 244671), (8967, 181641), (9359, 174033), (11651, 139797), (12033, 135359), (15533, 104859), (19337, 84231), (19971, 81557), (26901, 60547), (28077, 58011), (34953, 46599)]