156912172473

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{26021}}^1$

素因数の和:26278

約数の個数: 64

約数和(自身を含む): 252609085440

約数和(自身を除く): 95696912967

約数列:

[1, 3, 7, 21, 31, 59, 93, 157, 177, 217, 413, 471, 651, 1099, 1239, 1829, 3297, 4867, 5487, 9263, 12803, 14601, 26021, 27789, 34069, 38409, 64841, 78063, 102207, 182147, 194523, 287153, 546441, 806651, 861459, 1535239, 2010071, 2419953, 4085297, 4605717, 5646557, 6030213, 10746673, 12255891, 16939671, 28597079, 32240019, 47592409, 85791237, 126644207, 142777227, 241032523, 333146863, 379932621, 723097569, 886509449, 999440589, 1687227661, 2659528347, 5061682983, 7472008213, 22416024639, 52304057491, 156912172473]

約数ペア:

[(1, 156912172473), (3, 52304057491), (7, 22416024639), (21, 7472008213), (31, 5061682983), (59, 2659528347), (93, 1687227661), (157, 999440589), (177, 886509449), (217, 723097569), (413, 379932621), (471, 333146863), (651, 241032523), (1099, 142777227), (1239, 126644207), (1829, 85791237), (3297, 47592409), (4867, 32240019), (5487, 28597079), (9263, 16939671), (12803, 12255891), (14601, 10746673), (26021, 6030213), (27789, 5646557), (34069, 4605717), (38409, 4085297), (64841, 2419953), (78063, 2010071), (102207, 1535239), (182147, 861459), (194523, 806651), (287153, 546441)]