42381990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{67273}}^1$

素因数の和:67293

約数の個数: 48

約数和(自身を含む): 125936928

約数和(自身を除く): 83554938

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 67273, 134546, 201819, 336365, 403638, 470911, 605457, 672730, 941822, 1009095, 1210914, 1412733, 2018190, 2354555, 2825466, 3027285, 4238199, 4709110, 6054570, 7063665, 8476398, 14127330, 21190995, 42381990]

約数ペア:

[(1, 42381990), (2, 21190995), (3, 14127330), (5, 8476398), (6, 7063665), (7, 6054570), (9, 4709110), (10, 4238199), (14, 3027285), (15, 2825466), (18, 2354555), (21, 2018190), (30, 1412733), (35, 1210914), (42, 1009095), (45, 941822), (63, 672730), (70, 605457), (90, 470911), (105, 403638), (126, 336365), (210, 201819), (315, 134546), (630, 67273)]