51008139

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 92257984

約数和(自身を除く): 41249845

約数列:

[1, 3, 7, 9, 13, 21, 39, 61, 63, 91, 117, 183, 273, 427, 549, 793, 819, 1021, 1281, 2379, 3063, 3843, 5551, 7137, 7147, 9189, 13273, 16653, 21441, 39819, 49959, 62281, 64323, 92911, 119457, 186843, 278733, 435967, 560529, 809653, 836199, 1307901, 2428959, 3923703, 5667571, 7286877, 17002713, 51008139]

約数ペア:

[(1, 51008139), (3, 17002713), (7, 7286877), (9, 5667571), (13, 3923703), (21, 2428959), (39, 1307901), (61, 836199), (63, 809653), (91, 560529), (117, 435967), (183, 278733), (273, 186843), (427, 119457), (549, 92911), (793, 64323), (819, 62281), (1021, 49959), (1281, 39819), (2379, 21441), (3063, 16653), (3843, 13273), (5551, 9189), (7137, 7147)]