338140908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18899}}^1$

素因数の和:18987

約数の個数: 72

約数和(自身を含む): 990662400

約数和(自身を除く): 652521492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5964, 8946, 17892, 18899, 37798, 56697, 75596, 113394, 132293, 170091, 226788, 264586, 340182, 396879, 529172, 680364, 793758, 1190637, 1341829, 1587516, 2381274, 2683658, 4025487, 4762548, 5367316, 8050974, 9392803, 12076461, 16101948, 18785606, 24152922, 28178409, 37571212, 48305844, 56356818, 84535227, 112713636, 169070454, 338140908]

約数ペア:

[(1, 338140908), (2, 169070454), (3, 112713636), (4, 84535227), (6, 56356818), (7, 48305844), (9, 37571212), (12, 28178409), (14, 24152922), (18, 18785606), (21, 16101948), (28, 12076461), (36, 9392803), (42, 8050974), (63, 5367316), (71, 4762548), (84, 4025487), (126, 2683658), (142, 2381274), (213, 1587516), (252, 1341829), (284, 1190637), (426, 793758), (497, 680364), (639, 529172), (852, 396879), (994, 340182), (1278, 264586), (1491, 226788), (1988, 170091), (2556, 132293), (2982, 113394), (4473, 75596), (5964, 56697), (8946, 37798), (17892, 18899)]