642030894

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{911}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 1477877760

約数和(自身を除く): 835846866

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 421, 558, 837, 842, 911, 1263, 1674, 1822, 2526, 2733, 3789, 5466, 7578, 8199, 11367, 13051, 16398, 22734, 24597, 26102, 28241, 39153, 49194, 56482, 78306, 84723, 117459, 169446, 234918, 254169, 352377, 383531, 508338, 704754, 762507, 767062, 1150593, 1525014, 2301186, 3451779, 6903558, 10355337, 11889461, 20710674, 23778922, 35668383, 71336766, 107005149, 214010298, 321015447, 642030894]

約数ペア:

[(1, 642030894), (2, 321015447), (3, 214010298), (6, 107005149), (9, 71336766), (18, 35668383), (27, 23778922), (31, 20710674), (54, 11889461), (62, 10355337), (93, 6903558), (186, 3451779), (279, 2301186), (421, 1525014), (558, 1150593), (837, 767062), (842, 762507), (911, 704754), (1263, 508338), (1674, 383531), (1822, 352377), (2526, 254169), (2733, 234918), (3789, 169446), (5466, 117459), (7578, 84723), (8199, 78306), (11367, 56482), (13051, 49194), (16398, 39153), (22734, 28241), (24597, 26102)]