3971495970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199673}}^1$

素因数の和:199716

約数の個数: 96

約数和(自身を含む): 11774376432

約数和(自身を除く): 7802880462

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1105, 1170, 1326, 1530, 1989, 2210, 3315, 3978, 6630, 9945, 19890, 199673, 399346, 599019, 998365, 1198038, 1797057, 1996730, 2595749, 2995095, 3394441, 3594114, 5191498, 5990190, 6788882, 7787247, 8985285, 10183323, 12978745, 15574494, 16972205, 17970570, 20366646, 23361741, 25957490, 30549969, 33944410, 38936235, 44127733, 46723482, 50916615, 61099938, 77872470, 88255466, 101833230, 116808705, 132383199, 152749845, 220638665, 233617410, 264766398, 305499690, 397149597, 441277330, 661915995, 794299194, 1323831990, 1985747985, 3971495970]

約数ペア:

[(1, 3971495970), (2, 1985747985), (3, 1323831990), (5, 794299194), (6, 661915995), (9, 441277330), (10, 397149597), (13, 305499690), (15, 264766398), (17, 233617410), (18, 220638665), (26, 152749845), (30, 132383199), (34, 116808705), (39, 101833230), (45, 88255466), (51, 77872470), (65, 61099938), (78, 50916615), (85, 46723482), (90, 44127733), (102, 38936235), (117, 33944410), (130, 30549969), (153, 25957490), (170, 23361741), (195, 20366646), (221, 17970570), (234, 16972205), (255, 15574494), (306, 12978745), (390, 10183323), (442, 8985285), (510, 7787247), (585, 6788882), (663, 5990190), (765, 5191498), (1105, 3594114), (1170, 3394441), (1326, 2995095), (1530, 2595749), (1989, 1996730), (2210, 1797057), (3315, 1198038), (3978, 998365), (6630, 599019), (9945, 399346), (19890, 199673)]