142778356

素因数分解:

$2^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{4889}}^1$

素因数の和:5056

約数の個数: 36

約数和(自身を含む): 292666500

約数和(自身を除く): 149888144

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 149, 196, 298, 596, 1043, 2086, 4172, 4889, 7301, 9778, 14602, 19556, 29204, 34223, 68446, 136892, 239561, 479122, 728461, 958244, 1456922, 2913844, 5099227, 10198454, 20396908, 35694589, 71389178, 142778356]

約数ペア:

[(1, 142778356), (2, 71389178), (4, 35694589), (7, 20396908), (14, 10198454), (28, 5099227), (49, 2913844), (98, 1456922), (149, 958244), (196, 728461), (298, 479122), (596, 239561), (1043, 136892), (2086, 68446), (4172, 34223), (4889, 29204), (7301, 19556), (9778, 14602)]