201616428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 521579520

約数和(自身を除く): 319963092

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 109, 142, 156, 167, 213, 218, 284, 327, 334, 426, 436, 501, 654, 668, 852, 923, 1002, 1308, 1417, 1846, 2004, 2171, 2769, 2834, 3692, 4251, 4342, 5538, 5668, 6513, 7739, 8502, 8684, 11076, 11857, 13026, 15478, 17004, 18203, 23217, 23714, 26052, 30956, 35571, 36406, 46434, 47428, 54609, 71142, 72812, 92868, 100607, 109218, 142284, 154141, 201214, 218436, 236639, 301821, 308282, 402428, 462423, 473278, 603642, 616564, 709917, 924846, 946556, 1207284, 1292413, 1419834, 1849692, 2584826, 2839668, 3877239, 5169652, 7754478, 15508956, 16801369, 33602738, 50404107, 67205476, 100808214, 201616428]

約数ペア:

[(1, 201616428), (2, 100808214), (3, 67205476), (4, 50404107), (6, 33602738), (12, 16801369), (13, 15508956), (26, 7754478), (39, 5169652), (52, 3877239), (71, 2839668), (78, 2584826), (109, 1849692), (142, 1419834), (156, 1292413), (167, 1207284), (213, 946556), (218, 924846), (284, 709917), (327, 616564), (334, 603642), (426, 473278), (436, 462423), (501, 402428), (654, 308282), (668, 301821), (852, 236639), (923, 218436), (1002, 201214), (1308, 154141), (1417, 142284), (1846, 109218), (2004, 100607), (2171, 92868), (2769, 72812), (2834, 71142), (3692, 54609), (4251, 47428), (4342, 46434), (5538, 36406), (5668, 35571), (6513, 30956), (7739, 26052), (8502, 23714), (8684, 23217), (11076, 18203), (11857, 17004), (13026, 15478)]