2947644

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{557}}^1$

素因数の和:584

約数の個数: 72

約数和(自身を含む): 8905680

約数和(自身を除く): 5958036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 557, 588, 756, 882, 1114, 1323, 1671, 1764, 2228, 2646, 3342, 3899, 5013, 5292, 6684, 7798, 10026, 11697, 15039, 15596, 20052, 23394, 27293, 30078, 35091, 46788, 54586, 60156, 70182, 81879, 105273, 109172, 140364, 163758, 210546, 245637, 327516, 421092, 491274, 736911, 982548, 1473822, 2947644]

約数ペア:

[(1, 2947644), (2, 1473822), (3, 982548), (4, 736911), (6, 491274), (7, 421092), (9, 327516), (12, 245637), (14, 210546), (18, 163758), (21, 140364), (27, 109172), (28, 105273), (36, 81879), (42, 70182), (49, 60156), (54, 54586), (63, 46788), (84, 35091), (98, 30078), (108, 27293), (126, 23394), (147, 20052), (189, 15596), (196, 15039), (252, 11697), (294, 10026), (378, 7798), (441, 6684), (557, 5292), (588, 5013), (756, 3899), (882, 3342), (1114, 2646), (1323, 2228), (1671, 1764)]