398649132

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{6619}}^1$

素因数の和:6875

約数の個数: 72

約数和(自身を含む): 1156646400

約数和(自身を除く): 757997268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 239, 252, 478, 717, 956, 1434, 1673, 2151, 2868, 3346, 4302, 5019, 6619, 6692, 8604, 10038, 13238, 15057, 19857, 20076, 26476, 30114, 39714, 46333, 59571, 60228, 79428, 92666, 119142, 138999, 185332, 238284, 277998, 416997, 555996, 833994, 1581941, 1667988, 3163882, 4745823, 6327764, 9491646, 11073587, 14237469, 18983292, 22147174, 28474938, 33220761, 44294348, 56949876, 66441522, 99662283, 132883044, 199324566, 398649132]

約数ペア:

[(1, 398649132), (2, 199324566), (3, 132883044), (4, 99662283), (6, 66441522), (7, 56949876), (9, 44294348), (12, 33220761), (14, 28474938), (18, 22147174), (21, 18983292), (28, 14237469), (36, 11073587), (42, 9491646), (63, 6327764), (84, 4745823), (126, 3163882), (239, 1667988), (252, 1581941), (478, 833994), (717, 555996), (956, 416997), (1434, 277998), (1673, 238284), (2151, 185332), (2868, 138999), (3346, 119142), (4302, 92666), (5019, 79428), (6619, 60228), (6692, 59571), (8604, 46333), (10038, 39714), (13238, 30114), (15057, 26476), (19857, 20076)]