31041990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{7039}}^1$

素因数の和:7066

約数の個数: 72

約数和(自身を含む): 93899520

約数和(自身を除く): 62857530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 7039, 14078, 21117, 35195, 42234, 49273, 63351, 70390, 98546, 105585, 126702, 147819, 211170, 246365, 295638, 316755, 344911, 443457, 492730, 633510, 689822, 739095, 886914, 1034733, 1478190, 1724555, 2069466, 2217285, 3104199, 3449110, 4434570, 5173665, 6208398, 10347330, 15520995, 31041990]

約数ペア:

[(1, 31041990), (2, 15520995), (3, 10347330), (5, 6208398), (6, 5173665), (7, 4434570), (9, 3449110), (10, 3104199), (14, 2217285), (15, 2069466), (18, 1724555), (21, 1478190), (30, 1034733), (35, 886914), (42, 739095), (45, 689822), (49, 633510), (63, 492730), (70, 443457), (90, 344911), (98, 316755), (105, 295638), (126, 246365), (147, 211170), (210, 147819), (245, 126702), (294, 105585), (315, 98546), (441, 70390), (490, 63351), (630, 49273), (735, 42234), (882, 35195), (1470, 21117), (2205, 14078), (4410, 7039)]