388464516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{3491}}^1$

素因数の和:3793

約数の個数: 72

約数和(自身を含む): 1075340448

約数和(自身を除く): 686875932

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 281, 396, 562, 843, 1124, 1686, 2529, 3091, 3372, 3491, 5058, 6182, 6982, 9273, 10116, 10473, 12364, 13964, 18546, 20946, 27819, 31419, 37092, 38401, 41892, 55638, 62838, 76802, 111276, 115203, 125676, 153604, 230406, 345609, 460812, 691218, 980971, 1382436, 1961942, 2942913, 3923884, 5885826, 8828739, 10790681, 11771652, 17657478, 21581362, 32372043, 35314956, 43162724, 64744086, 97116129, 129488172, 194232258, 388464516]

約数ペア:

[(1, 388464516), (2, 194232258), (3, 129488172), (4, 97116129), (6, 64744086), (9, 43162724), (11, 35314956), (12, 32372043), (18, 21581362), (22, 17657478), (33, 11771652), (36, 10790681), (44, 8828739), (66, 5885826), (99, 3923884), (132, 2942913), (198, 1961942), (281, 1382436), (396, 980971), (562, 691218), (843, 460812), (1124, 345609), (1686, 230406), (2529, 153604), (3091, 125676), (3372, 115203), (3491, 111276), (5058, 76802), (6182, 62838), (6982, 55638), (9273, 41892), (10116, 38401), (10473, 37092), (12364, 31419), (13964, 27819), (18546, 20946)]