28919310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 81948672

約数和(自身を除く): 53029362

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 103, 105, 147, 191, 206, 210, 245, 294, 309, 382, 490, 515, 573, 618, 721, 735, 955, 1030, 1146, 1337, 1442, 1470, 1545, 1910, 2163, 2674, 2865, 3090, 3605, 4011, 4326, 5047, 5730, 6685, 7210, 8022, 9359, 10094, 10815, 13370, 15141, 18718, 19673, 20055, 21630, 25235, 28077, 30282, 39346, 40110, 46795, 50470, 56154, 59019, 75705, 93590, 98365, 118038, 137711, 140385, 151410, 196730, 275422, 280770, 295095, 413133, 590190, 688555, 826266, 963977, 1377110, 1927954, 2065665, 2891931, 4131330, 4819885, 5783862, 9639770, 14459655, 28919310]

約数ペア:

[(1, 28919310), (2, 14459655), (3, 9639770), (5, 5783862), (6, 4819885), (7, 4131330), (10, 2891931), (14, 2065665), (15, 1927954), (21, 1377110), (30, 963977), (35, 826266), (42, 688555), (49, 590190), (70, 413133), (98, 295095), (103, 280770), (105, 275422), (147, 196730), (191, 151410), (206, 140385), (210, 137711), (245, 118038), (294, 98365), (309, 93590), (382, 75705), (490, 59019), (515, 56154), (573, 50470), (618, 46795), (721, 40110), (735, 39346), (955, 30282), (1030, 28077), (1146, 25235), (1337, 21630), (1442, 20055), (1470, 19673), (1545, 18718), (1910, 15141), (2163, 13370), (2674, 10815), (2865, 10094), (3090, 9359), (3605, 8022), (4011, 7210), (4326, 6685), (5047, 5730)]