644784634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1\times {\mathrm{1049}}^1$

素因数の和:1614

約数の個数: 32

約数和(自身を含む): 1066867200

約数和(自身を除く): 422082566

約数列:

[1, 2, 13, 26, 47, 94, 503, 611, 1006, 1049, 1222, 2098, 6539, 13078, 13637, 23641, 27274, 47282, 49303, 98606, 307333, 527647, 614666, 640939, 1055294, 1281878, 6859411, 13718822, 24799409, 49598818, 322392317, 644784634]

約数ペア:

[(1, 644784634), (2, 322392317), (13, 49598818), (26, 24799409), (47, 13718822), (94, 6859411), (503, 1281878), (611, 1055294), (1006, 640939), (1049, 614666), (1222, 527647), (2098, 307333), (6539, 98606), (13078, 49303), (13637, 47282), (23641, 27274)]