238918965

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 413994240

約数和(自身を除く): 175075275

約数列:

[1, 3, 5, 15, 29, 43, 53, 87, 129, 145, 159, 215, 241, 265, 435, 645, 723, 795, 1205, 1247, 1537, 2279, 3615, 3741, 4611, 6235, 6837, 6989, 7685, 10363, 11395, 12773, 18705, 20967, 23055, 31089, 34185, 34945, 38319, 51815, 63865, 66091, 104835, 155445, 191595, 198273, 300527, 330455, 370417, 549239, 901581, 991365, 1111251, 1502635, 1647717, 1852085, 2746195, 4507905, 5556255, 8238585, 15927931, 47783793, 79639655, 238918965]

約数ペア:

[(1, 238918965), (3, 79639655), (5, 47783793), (15, 15927931), (29, 8238585), (43, 5556255), (53, 4507905), (87, 2746195), (129, 1852085), (145, 1647717), (159, 1502635), (215, 1111251), (241, 991365), (265, 901581), (435, 549239), (645, 370417), (723, 330455), (795, 300527), (1205, 198273), (1247, 191595), (1537, 155445), (2279, 104835), (3615, 66091), (3741, 63865), (4611, 51815), (6235, 38319), (6837, 34945), (6989, 34185), (7685, 31089), (10363, 23055), (11395, 20967), (12773, 18705)]